OpenTechnical

OT-2026-000092886

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000092886) never changes.

Identity and time

Publication numberOT-2026-000092886 · never reused
Internal UUID01a0ae9e-090e-70f9-992d-616c87947795 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092886
StatusPUBLIC

Content hashes

Canonical textf3fe1dc28decb4fd757167a912d7280c8c7351e5e12f8107657b158e70bbdbe7
Markdownb2e4cb07f898b255505c854c45c2b5aaf7a2867d1cdccaf626412774af6861b1
PDF
Publication page8254226aefe5fb0e03b565ea7aecdbed51393a4b961c62d4635abaed90ec0513
Manifest65ad15d0390c7b2b365fd3fa15cdbabc54052a214ec23aac5125cf59a9eded16

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureLniPxzA/5vlT/nigk7UcxPXZbGFI7bQ/aYVyF+8eAtb3PVq5Cx7esxhWEUGFcd79A4Cp5eoSt7ctpeCCiAUZDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:59.745805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092886
observed 8254226aefe5fb0e03b565ea7aecdbed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.729088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092886/manifest.json
observed 65ad15d0390c7b2b365fd3fa15cdbabc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.712145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092886/publication.md
observed b2e4cb07f898b255505c854c45c2b5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.694180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092886/publication.txt
observed f3fe1dc28decb4fd757167a912d7280c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.